package com.atguigu.tingshu.album.service.impl;

import com.alibaba.fastjson.JSON;
import com.atguigu.tingshu.album.config.VodConstantProperties;
import com.atguigu.tingshu.album.service.VodService;
import com.atguigu.tingshu.vo.album.TrackMediaInfoVo;
import com.tencentcloudapi.common.Credential;
import com.tencentcloudapi.common.exception.TencentCloudSDKException;
import com.tencentcloudapi.vod.v20180717.VodClient;
import com.tencentcloudapi.vod.v20180717.models.*;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;


@Slf4j
@Service
public class VodServiceImpl implements VodService {

    @Autowired
    private VodConstantProperties vodConstantProperties;

    /**
     * 通过id查询声音对象
     * @param mediaFileId
     * @return
     */
    @Override
    public TrackMediaInfoVo getTrackMediaInfo(String mediaFileId) {
        try {
            //  初始化认证对象
            Credential cred = new Credential(vodConstantProperties.getSecretId(), vodConstantProperties.getSecretKey());
            // 实例化要请求产品的client对象,clientProfile是可选的
            VodClient client = new VodClient(cred, vodConstantProperties.getRegion());
            // 实例化一个请求对象,每个接口都会对应一个request对象
            DescribeMediaInfosRequest req = new DescribeMediaInfosRequest();
            //  设置当前fileIds
            req.setFileIds(new String[]{mediaFileId});
            // 返回的resp是一个DescribeMediaInfosResponse的实例，与请求对象对应
            DescribeMediaInfosResponse response = client.DescribeMediaInfos(req);
            log.info("声音详细返回结果：{}", JSON.toJSONString(response));
            //  判断对象不为空
            if (null != response && response.getMediaInfoSet().length>0){
                //  获取到
                MediaInfo mediaInfo = response.getMediaInfoSet()[0];
                //  创建流媒体信息对象
                TrackMediaInfoVo trackMediaInfoVo = new TrackMediaInfoVo();
                trackMediaInfoVo.setDuration(mediaInfo.getMetaData().getDuration());
                trackMediaInfoVo.setSize(mediaInfo.getMetaData().getSize());
                trackMediaInfoVo.setMediakUrl(mediaInfo.getBasicInfo().getMediaUrl());
                trackMediaInfoVo.setType(mediaInfo.getBasicInfo().getType());
                //  返回数据
                return trackMediaInfoVo;
            }
        } catch (TencentCloudSDKException e) {
            throw new RuntimeException(e);
        }
        return null;
    }

    /**
     * 删除流媒体声音
     * @param mediaFileId
     */
    @Override
    public void removeTrack(String mediaFileId) {
        try {
            Credential cred = new Credential(vodConstantProperties.getSecretId(), vodConstantProperties.getSecretKey());
            // 实例化要请求产品的client对象,clientProfile是可选的
            VodClient client = new VodClient(cred, vodConstantProperties.getRegion());
            // 实例化一个请求对象,每个接口都会对应一个request对象
            DeleteMediaRequest req = new DeleteMediaRequest();
            req.setFileId(mediaFileId);
            // 返回的resp是一个DeleteMediaResponse的实例，与请求对象对应
            DeleteMediaResponse response = client.DeleteMedia(req);
            // 输出json格式的字符串回包
            log.info("声音删除返回结课: {}", JSON.toJSONString(response));
        } catch (TencentCloudSDKException e) {
            throw new RuntimeException(e);
        }
    }
}
